# #ace378

A color — vivid. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#ace378`
- RGB: rgb(172, 227, 120)
- HSL: hsl(91, 66%, 68%)
- OKLCH: oklch(0.854 0.149 131.3)
- Relative luminance: 0.6506
- Nearest named color: Last of Lettuce (#aadd66, Δ 2.103) — https://brandsweets.com/colors/last-of-lettuce
- Moods: vivid
- Page: https://brandsweets.com/colors/ace378

## Tints & shades

- Tints (toward white): #b3e684, #bbe891, #c3eb9e, #cbeeaa, #d3f0b7, #dbf3c4, #e2f5d0, #eaf8dd, #f2fbea, #fafdf7
- Shades (toward black): #9cde5e, #8ad841, #7acf2a, #69b224, #5a981f, #4b7f1a, #396114, #2a480f, #192a09, #0a1103

## Harmonies

- Complementary: #af78e3
- Analogous: #e1e378, #78e379
- Triadic: #78ace3, #e378ac
- Split-complementary: #7978e3, #e378e1
- Tetradic: #78e1e3, #af78e3, #e37978

## Colors that go with #ace378

Named partners (harmony on the OKLCH wheel, co-occurrence in curated palettes and brand systems, and the neutrals that carry it), best first:

- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #ace378: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Zendesk (https://brandsweets.com/colors/brands/zendesk-com), Canopy (https://brandsweets.com/palettes/cool#canopy), Coastal (https://brandsweets.com/palettes/cool#coastal), Lagoon (https://brandsweets.com/palettes/vivid#lagoon). — https://brandsweets.com/colors/charcoal
- **Plum** #dda0dd [harmony, pool: complementary] — Plum sits directly opposite #ace378 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Blossom (https://brandsweets.com/palettes/light#blossom). — https://brandsweets.com/colors/plum
- **Blue** #0000ff [pool] — 4 real palettes, including Binance's brand system and Bumble's brand system put Blue beside #ace378, as the accent. Seen in: Binance (https://brandsweets.com/colors/brands/binance-com), Bumble (https://brandsweets.com/colors/brands/bumble-com), Robinhood (https://brandsweets.com/colors/brands/robinhood-com), MongoDB (https://brandsweets.com/colors/brands/mongodb-com). — https://brandsweets.com/colors/blue
- **Crimson** #dc143c [pool] — Crimson is paired with #ace378 in 7 real palettes, including Wise's brand system and Diner, as the accent. Seen in: Wise (https://brandsweets.com/colors/brands/wise-com), Diner (https://brandsweets.com/palettes/vivid#diner), Lay's (https://brandsweets.com/colors/brands/lays-com), Tabloid (https://brandsweets.com/palettes/editorial#tabloid). — https://brandsweets.com/colors/crimson
- **Gold** #ffd700 [pool] — Gold shows up next to #ace378 in 5 real palettes, including Prime Video's brand system and Star Wars's brand system, as the lead colour. Seen in: Prime Video (https://brandsweets.com/colors/brands/primevideo-com), Star Wars (https://brandsweets.com/colors/brands/starwars-com), Lay's (https://brandsweets.com/colors/brands/lays-com), Paddle (https://brandsweets.com/colors/brands/paddle-com). — https://brandsweets.com/colors/gold
- **Red** #ff0000 [pool] — Red is paired with #ace378 in 5 real palettes, including Wise's brand system and Gatorade's brand system, as the lead colour. Seen in: Wise (https://brandsweets.com/colors/brands/wise-com), Gatorade (https://brandsweets.com/colors/brands/gatorade-com), Wired (https://brandsweets.com/colors/brands/wired-com), Paddle (https://brandsweets.com/colors/brands/paddle-com). — https://brandsweets.com/colors/red
- **Sage Green** #9caf88 [pool] — Designers have shipped Sage Green with #ace378: 4 real palettes, including Scale AI's brand system and Polaroid, as the supporting colour. Seen in: Scale AI (https://brandsweets.com/colors/brands/scale-com), Polaroid (https://brandsweets.com/palettes/light#polaroid), Chalkboard (https://brandsweets.com/palettes/dark#chalkboard), Resort (https://brandsweets.com/palettes/light#resort). — https://brandsweets.com/colors/sage-green
- **Taupe** #483c32 [pool] — Taupe is paired with #ace378 in 15 real palettes, including Macaron and Blossom, as the text colour against it. Seen in: Macaron (https://brandsweets.com/palettes/light#macaron), Blossom (https://brandsweets.com/palettes/light#blossom), 7-Eleven (https://brandsweets.com/colors/brands/7-eleven-com), Rain Garden (https://brandsweets.com/palettes/cool#rain-garden). — https://brandsweets.com/colors/taupe

## Contrast (WCAG 2.x, as text)

- On white (#ffffff): 1.5:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #4d831b (4.59:1); AA: background → #595959 (4.67:1); AAA: text → #396114 (7.26:1); AAA: background → #3d3d3d (7.25:1)
- On black (#000000): 14.01:1 — AA pass, AA-large pass, AAA pass

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/ace378-acbea2-534edf-202d1f-f1f1e9?lock=0&style=vibrant
(Humans lock/regenerate in the tool; the URL is the state — read `lock=` back to see what they kept.)

## Connect an agent

Point any MCP client at the BrandSweets colors endpoint for the same engine:

- Endpoint: https://mcp.brandsweets.com/colors/mcp
- Tools: `analyze_color` (e.g. `analyze_color({ color: "#ace378" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.